forked from AuroraMiddleware/gtk
2a95978506
2008-08-11 Sven Neumann <sven@gimp.org> * gtk/gtkaboutdialog.c * gtk/gtkcellrendereraccel.c * gtk/gtkcellrenderercombo.c * gtk/gtkcellrendererspin.c * gtk/gtkcellrenderertext.c * gtk/gtkclipboard.c * gtk/gtkcolorsel.c * gtk/gtkcombo.c * gtk/gtkcombobox.c * gtk/gtkdnd-quartz.c * gtk/gtkdnd.c * gtk/gtkentry.c * gtk/gtkentrycompletion.c * gtk/gtkfilechooserbutton.c * gtk/gtkfilechooserdefault.c * gtk/gtkfilechooserentry.c * gtk/gtkfontsel.c * gtk/gtkinputdialog.c * gtk/gtkmenutoolbutton.c * gtk/gtkpathbar.c * gtk/gtktooltip.c: use canonical signal names in g_signal_connect(). svn path=/trunk/; revision=21060
1783 lines
54 KiB
C
1783 lines
54 KiB
C
/* GTK - The GIMP Toolkit
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* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
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*
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* Massively updated for Pango by Owen Taylor, May 2000
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* GtkFontSelection widget for Gtk+, by Damon Chaplin, May 1998.
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* Based on the GnomeFontSelector widget, by Elliot Lee, but major changes.
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* The GnomeFontSelector was derived from app/text_tool.c in the GIMP.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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/*
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* Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
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* file for a list of people on the GTK+ Team. See the ChangeLog
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* files for a list of changes. These files are distributed with
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* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
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*/
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#include "config.h"
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#include <stdlib.h>
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#include <glib/gprintf.h>
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#include <string.h>
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#include <atk/atk.h>
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#include "gdk/gdk.h"
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#include "gdk/gdkkeysyms.h"
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#include "gtkfontsel.h"
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#include "gtkbutton.h"
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#include "gtkcellrenderertext.h"
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#include "gtkentry.h"
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#include "gtkframe.h"
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#include "gtkhbbox.h"
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#include "gtkhbox.h"
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#include "gtklabel.h"
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#include "gtkliststore.h"
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#include "gtkrc.h"
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#include "gtkstock.h"
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#include "gtktable.h"
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#include "gtktreeselection.h"
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#include "gtktreeview.h"
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#include "gtkvbox.h"
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#include "gtkscrolledwindow.h"
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#include "gtkintl.h"
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#include "gtkaccessible.h"
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#include "gtkprivate.h"
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#include "gtkbuildable.h"
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#include "gtkalias.h"
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/* We don't enable the font and style entries because they don't add
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* much in terms of visible effect and have a weird effect on keynav.
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* the Windows font selector has entries similarly positioned but they
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* act in conjunction with the associated lists to form a single focus
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* location.
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*/
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#undef INCLUDE_FONT_ENTRIES
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/* This is the default text shown in the preview entry, though the user
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can set it. Remember that some fonts only have capital letters. */
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#define PREVIEW_TEXT N_("abcdefghijk ABCDEFGHIJK")
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#define DEFAULT_FONT_NAME "Sans 10"
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/* This is the initial and maximum height of the preview entry (it expands
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when large font sizes are selected). Initial height is also the minimum. */
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#define INITIAL_PREVIEW_HEIGHT 44
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#define MAX_PREVIEW_HEIGHT 300
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/* These are the sizes of the font, style & size lists. */
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#define FONT_LIST_HEIGHT 136
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#define FONT_LIST_WIDTH 190
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#define FONT_STYLE_LIST_WIDTH 170
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#define FONT_SIZE_LIST_WIDTH 60
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/* These are what we use as the standard font sizes, for the size list.
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*/
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static const guint16 font_sizes[] = {
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6, 7, 8, 9, 10, 11, 12, 13, 14, 16, 18, 20, 22, 24, 26, 28,
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32, 36, 40, 48, 56, 64, 72
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};
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enum {
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PROP_0,
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PROP_FONT_NAME,
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PROP_FONT,
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PROP_PREVIEW_TEXT
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};
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enum {
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FAMILY_COLUMN,
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FAMILY_NAME_COLUMN
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};
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enum {
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FACE_COLUMN,
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FACE_NAME_COLUMN
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};
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enum {
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SIZE_COLUMN
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};
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static void gtk_font_selection_set_property (GObject *object,
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guint prop_id,
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const GValue *value,
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GParamSpec *pspec);
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static void gtk_font_selection_get_property (GObject *object,
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guint prop_id,
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GValue *value,
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GParamSpec *pspec);
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static void gtk_font_selection_finalize (GObject *object);
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static void gtk_font_selection_screen_changed (GtkWidget *widget,
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GdkScreen *previous_screen);
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/* These are the callbacks & related functions. */
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static void gtk_font_selection_select_font (GtkTreeSelection *selection,
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gpointer data);
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static void gtk_font_selection_show_available_fonts (GtkFontSelection *fs);
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static void gtk_font_selection_show_available_styles (GtkFontSelection *fs);
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static void gtk_font_selection_select_best_style (GtkFontSelection *fs,
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gboolean use_first);
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static void gtk_font_selection_select_style (GtkTreeSelection *selection,
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gpointer data);
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static void gtk_font_selection_select_best_size (GtkFontSelection *fs);
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static void gtk_font_selection_show_available_sizes (GtkFontSelection *fs,
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gboolean first_time);
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static void gtk_font_selection_size_activate (GtkWidget *w,
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gpointer data);
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static gboolean gtk_font_selection_size_focus_out (GtkWidget *w,
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GdkEventFocus *event,
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gpointer data);
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static void gtk_font_selection_select_size (GtkTreeSelection *selection,
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gpointer data);
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static void gtk_font_selection_scroll_on_map (GtkWidget *w,
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gpointer data);
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static void gtk_font_selection_preview_changed (GtkWidget *entry,
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GtkFontSelection *fontsel);
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/* Misc. utility functions. */
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static void gtk_font_selection_load_font (GtkFontSelection *fs);
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static void gtk_font_selection_update_preview (GtkFontSelection *fs);
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static GdkFont* gtk_font_selection_get_font_internal (GtkFontSelection *fontsel);
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G_DEFINE_TYPE (GtkFontSelection, gtk_font_selection, GTK_TYPE_VBOX)
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static void
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gtk_font_selection_class_init (GtkFontSelectionClass *klass)
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{
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GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
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GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
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gobject_class->set_property = gtk_font_selection_set_property;
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gobject_class->get_property = gtk_font_selection_get_property;
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widget_class->screen_changed = gtk_font_selection_screen_changed;
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g_object_class_install_property (gobject_class,
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PROP_FONT_NAME,
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g_param_spec_string ("font-name",
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P_("Font name"),
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P_("The string that represents this font"),
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DEFAULT_FONT_NAME,
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GTK_PARAM_READWRITE));
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g_object_class_install_property (gobject_class,
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PROP_FONT,
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g_param_spec_boxed ("font",
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P_("Font"),
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P_("The GdkFont that is currently selected"),
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GDK_TYPE_FONT,
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GTK_PARAM_READABLE));
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g_object_class_install_property (gobject_class,
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PROP_PREVIEW_TEXT,
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g_param_spec_string ("preview-text",
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P_("Preview text"),
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P_("The text to display in order to demonstrate the selected font"),
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_(PREVIEW_TEXT),
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GTK_PARAM_READWRITE));
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gobject_class->finalize = gtk_font_selection_finalize;
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}
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static void
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gtk_font_selection_set_property (GObject *object,
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guint prop_id,
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const GValue *value,
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GParamSpec *pspec)
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{
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GtkFontSelection *fontsel;
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fontsel = GTK_FONT_SELECTION (object);
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switch (prop_id)
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{
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case PROP_FONT_NAME:
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gtk_font_selection_set_font_name (fontsel, g_value_get_string (value));
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break;
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case PROP_PREVIEW_TEXT:
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gtk_font_selection_set_preview_text (fontsel, g_value_get_string (value));
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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}
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}
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static void gtk_font_selection_get_property (GObject *object,
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guint prop_id,
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GValue *value,
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GParamSpec *pspec)
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{
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GtkFontSelection *fontsel;
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fontsel = GTK_FONT_SELECTION (object);
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switch (prop_id)
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{
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case PROP_FONT_NAME:
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g_value_take_string (value, gtk_font_selection_get_font_name (fontsel));
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break;
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case PROP_FONT:
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g_value_set_boxed (value, gtk_font_selection_get_font_internal (fontsel));
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break;
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case PROP_PREVIEW_TEXT:
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g_value_set_string (value, gtk_font_selection_get_preview_text (fontsel));
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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}
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}
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/* Handles key press events on the lists, so that we can trap Enter to
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* activate the default button on our own.
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*/
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static gboolean
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list_row_activated (GtkWidget *widget)
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{
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GtkWindow *window;
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window = GTK_WINDOW (gtk_widget_get_toplevel (GTK_WIDGET (widget)));
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if (!GTK_WIDGET_TOPLEVEL (window))
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window = NULL;
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if (window
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&& widget != window->default_widget
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&& !(widget == window->focus_widget &&
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(!window->default_widget || !GTK_WIDGET_SENSITIVE (window->default_widget))))
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{
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gtk_window_activate_default (window);
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}
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return TRUE;
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}
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static void
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gtk_font_selection_init (GtkFontSelection *fontsel)
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{
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GtkWidget *scrolled_win;
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GtkWidget *text_box;
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GtkWidget *table, *label;
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GtkWidget *font_label, *style_label;
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GtkWidget *vbox;
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GtkListStore *model;
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GtkTreeViewColumn *column;
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GList *focus_chain = NULL;
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AtkObject *atk_obj;
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gtk_widget_push_composite_child ();
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gtk_box_set_spacing (GTK_BOX (fontsel), 12);
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fontsel->size = 12 * PANGO_SCALE;
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/* Create the table of font, style & size. */
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table = gtk_table_new (3, 3, FALSE);
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gtk_widget_show (table);
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gtk_table_set_row_spacings (GTK_TABLE (table), 6);
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gtk_table_set_col_spacings (GTK_TABLE (table), 12);
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gtk_box_pack_start (GTK_BOX (fontsel), table, TRUE, TRUE, 0);
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#ifdef INCLUDE_FONT_ENTRIES
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fontsel->font_entry = gtk_entry_new ();
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gtk_editable_set_editable (GTK_EDITABLE (fontsel->font_entry), FALSE);
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gtk_widget_set_size_request (fontsel->font_entry, 20, -1);
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gtk_widget_show (fontsel->font_entry);
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gtk_table_attach (GTK_TABLE (table), fontsel->font_entry, 0, 1, 1, 2,
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GTK_FILL, 0, 0, 0);
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fontsel->font_style_entry = gtk_entry_new ();
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gtk_editable_set_editable (GTK_EDITABLE (fontsel->font_style_entry), FALSE);
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gtk_widget_set_size_request (fontsel->font_style_entry, 20, -1);
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gtk_widget_show (fontsel->font_style_entry);
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gtk_table_attach (GTK_TABLE (table), fontsel->font_style_entry, 1, 2, 1, 2,
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GTK_FILL, 0, 0, 0);
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#endif /* INCLUDE_FONT_ENTRIES */
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fontsel->size_entry = gtk_entry_new ();
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gtk_widget_set_size_request (fontsel->size_entry, 20, -1);
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gtk_widget_show (fontsel->size_entry);
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gtk_table_attach (GTK_TABLE (table), fontsel->size_entry, 2, 3, 1, 2,
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GTK_FILL, 0, 0, 0);
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g_signal_connect (fontsel->size_entry, "activate",
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G_CALLBACK (gtk_font_selection_size_activate),
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fontsel);
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g_signal_connect_after (fontsel->size_entry, "focus-out-event",
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G_CALLBACK (gtk_font_selection_size_focus_out),
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fontsel);
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font_label = gtk_label_new_with_mnemonic (_("_Family:"));
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gtk_misc_set_alignment (GTK_MISC (font_label), 0.0, 0.5);
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gtk_widget_show (font_label);
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gtk_table_attach (GTK_TABLE (table), font_label, 0, 1, 0, 1,
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GTK_FILL, 0, 0, 0);
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style_label = gtk_label_new_with_mnemonic (_("_Style:"));
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gtk_misc_set_alignment (GTK_MISC (style_label), 0.0, 0.5);
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gtk_widget_show (style_label);
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gtk_table_attach (GTK_TABLE (table), style_label, 1, 2, 0, 1,
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GTK_FILL, 0, 0, 0);
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label = gtk_label_new_with_mnemonic (_("Si_ze:"));
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gtk_label_set_mnemonic_widget (GTK_LABEL (label),
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fontsel->size_entry);
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gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
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gtk_widget_show (label);
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gtk_table_attach (GTK_TABLE (table), label, 2, 3, 0, 1,
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GTK_FILL, 0, 0, 0);
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/* Create the lists */
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model = gtk_list_store_new (2,
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G_TYPE_OBJECT, /* FAMILY_COLUMN */
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G_TYPE_STRING); /* FAMILY_NAME_COLUMN */
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fontsel->family_list = gtk_tree_view_new_with_model (GTK_TREE_MODEL (model));
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g_object_unref (model);
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g_signal_connect (fontsel->family_list, "row-activated",
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G_CALLBACK (list_row_activated), fontsel);
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column = gtk_tree_view_column_new_with_attributes ("Family",
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gtk_cell_renderer_text_new (),
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"text", FAMILY_NAME_COLUMN,
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NULL);
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gtk_tree_view_column_set_sizing (column, GTK_TREE_VIEW_COLUMN_AUTOSIZE);
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gtk_tree_view_append_column (GTK_TREE_VIEW (fontsel->family_list), column);
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gtk_tree_view_set_headers_visible (GTK_TREE_VIEW (fontsel->family_list), FALSE);
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gtk_tree_selection_set_mode (gtk_tree_view_get_selection (GTK_TREE_VIEW (fontsel->family_list)),
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GTK_SELECTION_BROWSE);
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gtk_label_set_mnemonic_widget (GTK_LABEL (font_label), fontsel->family_list);
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scrolled_win = gtk_scrolled_window_new (NULL, NULL);
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gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (scrolled_win), GTK_SHADOW_IN);
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gtk_widget_set_size_request (scrolled_win,
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FONT_LIST_WIDTH, FONT_LIST_HEIGHT);
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gtk_container_add (GTK_CONTAINER (scrolled_win), fontsel->family_list);
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gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_win),
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GTK_POLICY_AUTOMATIC, GTK_POLICY_ALWAYS);
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gtk_widget_show (fontsel->family_list);
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gtk_widget_show (scrolled_win);
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gtk_table_attach (GTK_TABLE (table), scrolled_win, 0, 1, 1, 3,
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GTK_EXPAND | GTK_FILL,
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GTK_EXPAND | GTK_FILL, 0, 0);
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focus_chain = g_list_append (focus_chain, scrolled_win);
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model = gtk_list_store_new (2,
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G_TYPE_OBJECT, /* FACE_COLUMN */
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G_TYPE_STRING); /* FACE_NAME_COLUMN */
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fontsel->face_list = gtk_tree_view_new_with_model (GTK_TREE_MODEL (model));
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g_object_unref (model);
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g_signal_connect (fontsel->face_list, "row-activated",
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G_CALLBACK (list_row_activated), fontsel);
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gtk_label_set_mnemonic_widget (GTK_LABEL (style_label), fontsel->face_list);
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column = gtk_tree_view_column_new_with_attributes ("Face",
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gtk_cell_renderer_text_new (),
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"text", FACE_NAME_COLUMN,
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NULL);
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gtk_tree_view_column_set_sizing (column, GTK_TREE_VIEW_COLUMN_AUTOSIZE);
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gtk_tree_view_append_column (GTK_TREE_VIEW (fontsel->face_list), column);
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gtk_tree_view_set_headers_visible (GTK_TREE_VIEW (fontsel->face_list), FALSE);
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gtk_tree_selection_set_mode (gtk_tree_view_get_selection (GTK_TREE_VIEW (fontsel->face_list)),
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GTK_SELECTION_BROWSE);
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scrolled_win = gtk_scrolled_window_new (NULL, NULL);
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gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (scrolled_win), GTK_SHADOW_IN);
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gtk_widget_set_size_request (scrolled_win,
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FONT_STYLE_LIST_WIDTH, FONT_LIST_HEIGHT);
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gtk_container_add (GTK_CONTAINER (scrolled_win), fontsel->face_list);
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gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_win),
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GTK_POLICY_AUTOMATIC, GTK_POLICY_ALWAYS);
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gtk_widget_show (fontsel->face_list);
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gtk_widget_show (scrolled_win);
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gtk_table_attach (GTK_TABLE (table), scrolled_win, 1, 2, 1, 3,
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GTK_EXPAND | GTK_FILL,
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GTK_EXPAND | GTK_FILL, 0, 0);
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focus_chain = g_list_append (focus_chain, scrolled_win);
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focus_chain = g_list_append (focus_chain, fontsel->size_entry);
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model = gtk_list_store_new (1, G_TYPE_INT);
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fontsel->size_list = gtk_tree_view_new_with_model (GTK_TREE_MODEL (model));
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g_object_unref (model);
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g_signal_connect (fontsel->size_list, "row-activated",
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G_CALLBACK (list_row_activated), fontsel);
|
|
|
|
column = gtk_tree_view_column_new_with_attributes ("Size",
|
|
gtk_cell_renderer_text_new (),
|
|
"text", SIZE_COLUMN,
|
|
NULL);
|
|
gtk_tree_view_column_set_sizing (column, GTK_TREE_VIEW_COLUMN_AUTOSIZE);
|
|
gtk_tree_view_append_column (GTK_TREE_VIEW (fontsel->size_list), column);
|
|
|
|
gtk_tree_view_set_headers_visible (GTK_TREE_VIEW (fontsel->size_list), FALSE);
|
|
gtk_tree_selection_set_mode (gtk_tree_view_get_selection (GTK_TREE_VIEW (fontsel->size_list)),
|
|
GTK_SELECTION_BROWSE);
|
|
|
|
scrolled_win = gtk_scrolled_window_new (NULL, NULL);
|
|
gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (scrolled_win), GTK_SHADOW_IN);
|
|
gtk_container_add (GTK_CONTAINER (scrolled_win), fontsel->size_list);
|
|
gtk_widget_set_size_request (scrolled_win, -1, FONT_LIST_HEIGHT);
|
|
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_win),
|
|
GTK_POLICY_NEVER, GTK_POLICY_ALWAYS);
|
|
gtk_widget_show (fontsel->size_list);
|
|
gtk_widget_show (scrolled_win);
|
|
gtk_table_attach (GTK_TABLE (table), scrolled_win, 2, 3, 2, 3,
|
|
GTK_FILL, GTK_EXPAND | GTK_FILL, 0, 0);
|
|
focus_chain = g_list_append (focus_chain, scrolled_win);
|
|
|
|
gtk_container_set_focus_chain (GTK_CONTAINER (table), focus_chain);
|
|
g_list_free (focus_chain);
|
|
|
|
/* Insert the fonts. */
|
|
g_signal_connect (gtk_tree_view_get_selection (GTK_TREE_VIEW (fontsel->family_list)), "changed",
|
|
G_CALLBACK (gtk_font_selection_select_font), fontsel);
|
|
|
|
g_signal_connect_after (fontsel->family_list, "map",
|
|
G_CALLBACK (gtk_font_selection_scroll_on_map),
|
|
fontsel);
|
|
|
|
g_signal_connect (gtk_tree_view_get_selection (GTK_TREE_VIEW (fontsel->face_list)), "changed",
|
|
G_CALLBACK (gtk_font_selection_select_style), fontsel);
|
|
|
|
g_signal_connect (gtk_tree_view_get_selection (GTK_TREE_VIEW (fontsel->size_list)), "changed",
|
|
G_CALLBACK (gtk_font_selection_select_size), fontsel);
|
|
atk_obj = gtk_widget_get_accessible (fontsel->size_list);
|
|
if (GTK_IS_ACCESSIBLE (atk_obj))
|
|
{
|
|
/* Accessibility support is enabled.
|
|
* Make the label ATK_RELATON_LABEL_FOR for the size list as well.
|
|
*/
|
|
AtkObject *atk_label;
|
|
AtkRelationSet *relation_set;
|
|
AtkRelation *relation;
|
|
AtkObject *obj_array[1];
|
|
|
|
atk_label = gtk_widget_get_accessible (label);
|
|
relation_set = atk_object_ref_relation_set (atk_obj);
|
|
relation = atk_relation_set_get_relation_by_type (relation_set, ATK_RELATION_LABELLED_BY);
|
|
if (relation)
|
|
{
|
|
atk_relation_add_target (relation, atk_label);
|
|
}
|
|
else
|
|
{
|
|
obj_array[0] = atk_label;
|
|
relation = atk_relation_new (obj_array, 1, ATK_RELATION_LABELLED_BY);
|
|
atk_relation_set_add (relation_set, relation);
|
|
}
|
|
g_object_unref (relation_set);
|
|
|
|
relation_set = atk_object_ref_relation_set (atk_label);
|
|
relation = atk_relation_set_get_relation_by_type (relation_set, ATK_RELATION_LABEL_FOR);
|
|
if (relation)
|
|
{
|
|
atk_relation_add_target (relation, atk_obj);
|
|
}
|
|
else
|
|
{
|
|
obj_array[0] = atk_obj;
|
|
relation = atk_relation_new (obj_array, 1, ATK_RELATION_LABEL_FOR);
|
|
atk_relation_set_add (relation_set, relation);
|
|
}
|
|
g_object_unref (relation_set);
|
|
}
|
|
|
|
|
|
vbox = gtk_vbox_new (FALSE, 6);
|
|
gtk_widget_show (vbox);
|
|
gtk_box_pack_start (GTK_BOX (fontsel), vbox, FALSE, TRUE, 0);
|
|
|
|
/* create the text entry widget */
|
|
label = gtk_label_new_with_mnemonic (_("_Preview:"));
|
|
gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
|
|
gtk_widget_show (label);
|
|
gtk_box_pack_start (GTK_BOX (vbox), label, FALSE, TRUE, 0);
|
|
|
|
text_box = gtk_hbox_new (FALSE, 0);
|
|
gtk_widget_show (text_box);
|
|
gtk_box_pack_start (GTK_BOX (vbox), text_box, FALSE, TRUE, 0);
|
|
|
|
fontsel->preview_entry = gtk_entry_new ();
|
|
gtk_label_set_mnemonic_widget (GTK_LABEL (label), fontsel->preview_entry);
|
|
gtk_entry_set_text (GTK_ENTRY (fontsel->preview_entry), _(PREVIEW_TEXT));
|
|
|
|
gtk_widget_show (fontsel->preview_entry);
|
|
g_signal_connect (fontsel->preview_entry, "changed",
|
|
G_CALLBACK (gtk_font_selection_preview_changed), fontsel);
|
|
gtk_widget_set_size_request (fontsel->preview_entry,
|
|
-1, INITIAL_PREVIEW_HEIGHT);
|
|
gtk_box_pack_start (GTK_BOX (text_box), fontsel->preview_entry,
|
|
TRUE, TRUE, 0);
|
|
|
|
gtk_widget_pop_composite_child();
|
|
}
|
|
|
|
GtkWidget *
|
|
gtk_font_selection_new (void)
|
|
{
|
|
GtkFontSelection *fontsel;
|
|
|
|
fontsel = g_object_new (GTK_TYPE_FONT_SELECTION, NULL);
|
|
|
|
return GTK_WIDGET (fontsel);
|
|
}
|
|
|
|
static void
|
|
gtk_font_selection_finalize (GObject *object)
|
|
{
|
|
GtkFontSelection *fontsel;
|
|
|
|
g_return_if_fail (GTK_IS_FONT_SELECTION (object));
|
|
|
|
fontsel = GTK_FONT_SELECTION (object);
|
|
|
|
if (fontsel->font)
|
|
gdk_font_unref (fontsel->font);
|
|
|
|
(* G_OBJECT_CLASS (gtk_font_selection_parent_class)->finalize) (object);
|
|
}
|
|
|
|
static void
|
|
gtk_font_selection_screen_changed (GtkWidget *widget,
|
|
GdkScreen *previous_screen)
|
|
{
|
|
GtkFontSelection *fontsel = GTK_FONT_SELECTION (widget);
|
|
|
|
if (gtk_widget_has_screen (GTK_WIDGET (fontsel)))
|
|
{
|
|
gtk_font_selection_show_available_fonts (fontsel);
|
|
gtk_font_selection_show_available_sizes (fontsel, TRUE);
|
|
gtk_font_selection_show_available_styles (fontsel);
|
|
}
|
|
}
|
|
|
|
static void
|
|
gtk_font_selection_preview_changed (GtkWidget *entry,
|
|
GtkFontSelection *fontsel)
|
|
{
|
|
g_object_notify (G_OBJECT (fontsel), "preview-text");
|
|
}
|
|
|
|
static void
|
|
scroll_to_selection (GtkTreeView *tree_view)
|
|
{
|
|
GtkTreeSelection *selection = gtk_tree_view_get_selection (tree_view);
|
|
GtkTreeModel *model;
|
|
GtkTreeIter iter;
|
|
|
|
if (gtk_tree_selection_get_selected (selection, &model, &iter))
|
|
{
|
|
GtkTreePath *path = gtk_tree_model_get_path (model, &iter);
|
|
gtk_tree_view_scroll_to_cell (tree_view, path, NULL, TRUE, 0.5, 0.5);
|
|
gtk_tree_path_free (path);
|
|
}
|
|
}
|
|
|
|
static void
|
|
set_cursor_to_iter (GtkTreeView *view,
|
|
GtkTreeIter *iter)
|
|
{
|
|
GtkTreeModel *model = gtk_tree_view_get_model (view);
|
|
GtkTreePath *path = gtk_tree_model_get_path (model, iter);
|
|
|
|
gtk_tree_view_set_cursor (view, path, NULL, FALSE);
|
|
|
|
gtk_tree_path_free (path);
|
|
}
|
|
|
|
/* This is called when the list is mapped. Here we scroll to the current
|
|
font if necessary. */
|
|
static void
|
|
gtk_font_selection_scroll_on_map (GtkWidget *widget,
|
|
gpointer data)
|
|
{
|
|
GtkFontSelection *fontsel;
|
|
|
|
#ifdef FONTSEL_DEBUG
|
|
g_message ("In expose_list\n");
|
|
#endif
|
|
fontsel = GTK_FONT_SELECTION (data);
|
|
|
|
/* Try to scroll the font family list to the selected item */
|
|
scroll_to_selection (GTK_TREE_VIEW (fontsel->family_list));
|
|
|
|
/* Try to scroll the font family list to the selected item */
|
|
scroll_to_selection (GTK_TREE_VIEW (fontsel->face_list));
|
|
|
|
/* Try to scroll the font family list to the selected item */
|
|
scroll_to_selection (GTK_TREE_VIEW (fontsel->size_list));
|
|
}
|
|
|
|
/* This is called when a family is selected in the list. */
|
|
static void
|
|
gtk_font_selection_select_font (GtkTreeSelection *selection,
|
|
gpointer data)
|
|
{
|
|
GtkFontSelection *fontsel;
|
|
GtkTreeModel *model;
|
|
GtkTreeIter iter;
|
|
#ifdef INCLUDE_FONT_ENTRIES
|
|
const gchar *family_name;
|
|
#endif
|
|
|
|
fontsel = GTK_FONT_SELECTION (data);
|
|
|
|
if (gtk_tree_selection_get_selected (selection, &model, &iter))
|
|
{
|
|
PangoFontFamily *family;
|
|
|
|
gtk_tree_model_get (model, &iter, FAMILY_COLUMN, &family, -1);
|
|
if (fontsel->family != family)
|
|
{
|
|
fontsel->family = family;
|
|
|
|
#ifdef INCLUDE_FONT_ENTRIES
|
|
family_name = pango_font_family_get_name (fontsel->family);
|
|
gtk_entry_set_text (GTK_ENTRY (fontsel->font_entry), family_name);
|
|
#endif
|
|
|
|
gtk_font_selection_show_available_styles (fontsel);
|
|
gtk_font_selection_select_best_style (fontsel, TRUE);
|
|
}
|
|
|
|
g_object_unref (family);
|
|
}
|
|
}
|
|
|
|
static int
|
|
cmp_families (const void *a, const void *b)
|
|
{
|
|
const char *a_name = pango_font_family_get_name (*(PangoFontFamily **)a);
|
|
const char *b_name = pango_font_family_get_name (*(PangoFontFamily **)b);
|
|
|
|
return g_utf8_collate (a_name, b_name);
|
|
}
|
|
|
|
static void
|
|
gtk_font_selection_show_available_fonts (GtkFontSelection *fontsel)
|
|
{
|
|
GtkListStore *model;
|
|
PangoFontFamily **families;
|
|
PangoFontFamily *match_family = NULL;
|
|
gint n_families, i;
|
|
GtkTreeIter match_row;
|
|
|
|
model = GTK_LIST_STORE (gtk_tree_view_get_model (GTK_TREE_VIEW (fontsel->family_list)));
|
|
|
|
pango_context_list_families (gtk_widget_get_pango_context (GTK_WIDGET (fontsel)),
|
|
&families, &n_families);
|
|
qsort (families, n_families, sizeof (PangoFontFamily *), cmp_families);
|
|
|
|
gtk_list_store_clear (model);
|
|
|
|
for (i=0; i<n_families; i++)
|
|
{
|
|
const gchar *name = pango_font_family_get_name (families[i]);
|
|
GtkTreeIter iter;
|
|
|
|
gtk_list_store_append (model, &iter);
|
|
gtk_list_store_set (model, &iter,
|
|
FAMILY_COLUMN, families[i],
|
|
FAMILY_NAME_COLUMN, name,
|
|
-1);
|
|
|
|
if (i == 0 || !g_ascii_strcasecmp (name, "sans"))
|
|
{
|
|
match_family = families[i];
|
|
match_row = iter;
|
|
}
|
|
}
|
|
|
|
fontsel->family = match_family;
|
|
if (match_family)
|
|
{
|
|
set_cursor_to_iter (GTK_TREE_VIEW (fontsel->family_list), &match_row);
|
|
#ifdef INCLUDE_FONT_ENTRIES
|
|
gtk_entry_set_text (GTK_ENTRY (fontsel->font_entry),
|
|
pango_font_family_get_name (match_family));
|
|
#endif /* INCLUDE_FONT_ENTRIES */
|
|
}
|
|
|
|
g_free (families);
|
|
}
|
|
|
|
static int
|
|
compare_font_descriptions (const PangoFontDescription *a, const PangoFontDescription *b)
|
|
{
|
|
int val = strcmp (pango_font_description_get_family (a), pango_font_description_get_family (b));
|
|
if (val != 0)
|
|
return val;
|
|
|
|
if (pango_font_description_get_weight (a) != pango_font_description_get_weight (b))
|
|
return pango_font_description_get_weight (a) - pango_font_description_get_weight (b);
|
|
|
|
if (pango_font_description_get_style (a) != pango_font_description_get_style (b))
|
|
return pango_font_description_get_style (a) - pango_font_description_get_style (b);
|
|
|
|
if (pango_font_description_get_stretch (a) != pango_font_description_get_stretch (b))
|
|
return pango_font_description_get_stretch (a) - pango_font_description_get_stretch (b);
|
|
|
|
if (pango_font_description_get_variant (a) != pango_font_description_get_variant (b))
|
|
return pango_font_description_get_variant (a) - pango_font_description_get_variant (b);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
faces_sort_func (const void *a, const void *b)
|
|
{
|
|
PangoFontDescription *desc_a = pango_font_face_describe (*(PangoFontFace **)a);
|
|
PangoFontDescription *desc_b = pango_font_face_describe (*(PangoFontFace **)b);
|
|
|
|
int ord = compare_font_descriptions (desc_a, desc_b);
|
|
|
|
pango_font_description_free (desc_a);
|
|
pango_font_description_free (desc_b);
|
|
|
|
return ord;
|
|
}
|
|
|
|
static gboolean
|
|
font_description_style_equal (const PangoFontDescription *a,
|
|
const PangoFontDescription *b)
|
|
{
|
|
return (pango_font_description_get_weight (a) == pango_font_description_get_weight (b) &&
|
|
pango_font_description_get_style (a) == pango_font_description_get_style (b) &&
|
|
pango_font_description_get_stretch (a) == pango_font_description_get_stretch (b) &&
|
|
pango_font_description_get_variant (a) == pango_font_description_get_variant (b));
|
|
}
|
|
|
|
/* This fills the font style list with all the possible style combinations
|
|
for the current font family. */
|
|
static void
|
|
gtk_font_selection_show_available_styles (GtkFontSelection *fontsel)
|
|
{
|
|
gint n_faces, i;
|
|
PangoFontFace **faces;
|
|
PangoFontDescription *old_desc;
|
|
GtkListStore *model;
|
|
GtkTreeIter match_row;
|
|
PangoFontFace *match_face = NULL;
|
|
|
|
model = GTK_LIST_STORE (gtk_tree_view_get_model (GTK_TREE_VIEW (fontsel->face_list)));
|
|
|
|
if (fontsel->face)
|
|
old_desc = pango_font_face_describe (fontsel->face);
|
|
else
|
|
old_desc= NULL;
|
|
|
|
pango_font_family_list_faces (fontsel->family, &faces, &n_faces);
|
|
qsort (faces, n_faces, sizeof (PangoFontFace *), faces_sort_func);
|
|
|
|
gtk_list_store_clear (model);
|
|
|
|
for (i=0; i < n_faces; i++)
|
|
{
|
|
GtkTreeIter iter;
|
|
const gchar *str = pango_font_face_get_face_name (faces[i]);
|
|
|
|
gtk_list_store_append (model, &iter);
|
|
gtk_list_store_set (model, &iter,
|
|
FACE_COLUMN, faces[i],
|
|
FACE_NAME_COLUMN, str,
|
|
-1);
|
|
|
|
if (i == 0)
|
|
{
|
|
match_row = iter;
|
|
match_face = faces[i];
|
|
}
|
|
else if (old_desc)
|
|
{
|
|
PangoFontDescription *tmp_desc = pango_font_face_describe (faces[i]);
|
|
|
|
if (font_description_style_equal (tmp_desc, old_desc))
|
|
{
|
|
match_row = iter;
|
|
match_face = faces[i];
|
|
}
|
|
|
|
pango_font_description_free (tmp_desc);
|
|
}
|
|
}
|
|
|
|
if (old_desc)
|
|
pango_font_description_free (old_desc);
|
|
|
|
fontsel->face = match_face;
|
|
if (match_face)
|
|
{
|
|
#ifdef INCLUDE_FONT_ENTRIES
|
|
const gchar *str = pango_font_face_get_face_name (fontsel->face);
|
|
|
|
gtk_entry_set_text (GTK_ENTRY (fontsel->font_style_entry), str);
|
|
#endif
|
|
set_cursor_to_iter (GTK_TREE_VIEW (fontsel->face_list), &match_row);
|
|
}
|
|
|
|
g_free (faces);
|
|
}
|
|
|
|
/* This selects a style when the user selects a font. It just uses the first
|
|
available style at present. I was thinking of trying to maintain the
|
|
selected style, e.g. bold italic, when the user selects different fonts.
|
|
However, the interface is so easy to use now I'm not sure it's worth it.
|
|
Note: This will load a font. */
|
|
static void
|
|
gtk_font_selection_select_best_style (GtkFontSelection *fontsel,
|
|
gboolean use_first)
|
|
{
|
|
GtkTreeIter iter;
|
|
GtkTreeModel *model;
|
|
|
|
model = gtk_tree_view_get_model (GTK_TREE_VIEW (fontsel->face_list));
|
|
|
|
if (gtk_tree_model_get_iter_first (model, &iter))
|
|
{
|
|
set_cursor_to_iter (GTK_TREE_VIEW (fontsel->face_list), &iter);
|
|
scroll_to_selection (GTK_TREE_VIEW (fontsel->face_list));
|
|
}
|
|
|
|
gtk_font_selection_show_available_sizes (fontsel, FALSE);
|
|
gtk_font_selection_select_best_size (fontsel);
|
|
}
|
|
|
|
|
|
/* This is called when a style is selected in the list. */
|
|
static void
|
|
gtk_font_selection_select_style (GtkTreeSelection *selection,
|
|
gpointer data)
|
|
{
|
|
GtkFontSelection *fontsel = GTK_FONT_SELECTION (data);
|
|
GtkTreeModel *model;
|
|
GtkTreeIter iter;
|
|
|
|
if (gtk_tree_selection_get_selected (selection, &model, &iter))
|
|
{
|
|
PangoFontFace *face;
|
|
|
|
gtk_tree_model_get (model, &iter, FACE_COLUMN, &face, -1);
|
|
fontsel->face = face;
|
|
|
|
g_object_unref (face);
|
|
}
|
|
|
|
gtk_font_selection_show_available_sizes (fontsel, FALSE);
|
|
gtk_font_selection_select_best_size (fontsel);
|
|
}
|
|
|
|
static void
|
|
gtk_font_selection_show_available_sizes (GtkFontSelection *fontsel,
|
|
gboolean first_time)
|
|
{
|
|
gint i;
|
|
GtkListStore *model;
|
|
gchar buffer[128];
|
|
gchar *p;
|
|
|
|
model = GTK_LIST_STORE (gtk_tree_view_get_model (GTK_TREE_VIEW (fontsel->size_list)));
|
|
|
|
/* Insert the standard font sizes */
|
|
if (first_time)
|
|
{
|
|
gtk_list_store_clear (model);
|
|
|
|
for (i = 0; i < G_N_ELEMENTS (font_sizes); i++)
|
|
{
|
|
GtkTreeIter iter;
|
|
|
|
gtk_list_store_append (model, &iter);
|
|
gtk_list_store_set (model, &iter, SIZE_COLUMN, font_sizes[i], -1);
|
|
|
|
if (font_sizes[i] * PANGO_SCALE == fontsel->size)
|
|
set_cursor_to_iter (GTK_TREE_VIEW (fontsel->size_list), &iter);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
GtkTreeIter iter;
|
|
gboolean found = FALSE;
|
|
|
|
gtk_tree_model_get_iter_first (GTK_TREE_MODEL (model), &iter);
|
|
for (i = 0; i < G_N_ELEMENTS (font_sizes) && !found; i++)
|
|
{
|
|
if (font_sizes[i] * PANGO_SCALE == fontsel->size)
|
|
{
|
|
set_cursor_to_iter (GTK_TREE_VIEW (fontsel->size_list), &iter);
|
|
found = TRUE;
|
|
}
|
|
|
|
gtk_tree_model_iter_next (GTK_TREE_MODEL (model), &iter);
|
|
}
|
|
|
|
if (!found)
|
|
{
|
|
GtkTreeSelection *selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (fontsel->size_list));
|
|
gtk_tree_selection_unselect_all (selection);
|
|
}
|
|
}
|
|
|
|
/* Set the entry to the new size, rounding to 1 digit,
|
|
* trimming of trailing 0's and a trailing period
|
|
*/
|
|
g_snprintf (buffer, sizeof (buffer), "%.1f", fontsel->size / (1.0 * PANGO_SCALE));
|
|
if (strchr (buffer, '.'))
|
|
{
|
|
p = buffer + strlen (buffer) - 1;
|
|
while (*p == '0')
|
|
p--;
|
|
if (*p == '.')
|
|
p--;
|
|
p[1] = '\0';
|
|
}
|
|
|
|
/* Compare, to avoid moving the cursor unecessarily */
|
|
if (strcmp (gtk_entry_get_text (GTK_ENTRY (fontsel->size_entry)), buffer) != 0)
|
|
gtk_entry_set_text (GTK_ENTRY (fontsel->size_entry), buffer);
|
|
}
|
|
|
|
static void
|
|
gtk_font_selection_select_best_size (GtkFontSelection *fontsel)
|
|
{
|
|
gtk_font_selection_load_font (fontsel);
|
|
}
|
|
|
|
static void
|
|
gtk_font_selection_set_size (GtkFontSelection *fontsel,
|
|
gint new_size)
|
|
{
|
|
if (fontsel->size != new_size)
|
|
{
|
|
fontsel->size = new_size;
|
|
|
|
gtk_font_selection_show_available_sizes (fontsel, FALSE);
|
|
gtk_font_selection_load_font (fontsel);
|
|
}
|
|
}
|
|
|
|
/* If the user hits return in the font size entry, we change to the new font
|
|
size. */
|
|
static void
|
|
gtk_font_selection_size_activate (GtkWidget *w,
|
|
gpointer data)
|
|
{
|
|
GtkFontSelection *fontsel;
|
|
gint new_size;
|
|
const gchar *text;
|
|
|
|
fontsel = GTK_FONT_SELECTION (data);
|
|
|
|
text = gtk_entry_get_text (GTK_ENTRY (fontsel->size_entry));
|
|
new_size = MAX (0.1, atof (text) * PANGO_SCALE + 0.5);
|
|
|
|
if (fontsel->size != new_size)
|
|
gtk_font_selection_set_size (fontsel, new_size);
|
|
else
|
|
list_row_activated (w);
|
|
}
|
|
|
|
static gboolean
|
|
gtk_font_selection_size_focus_out (GtkWidget *w,
|
|
GdkEventFocus *event,
|
|
gpointer data)
|
|
{
|
|
GtkFontSelection *fontsel;
|
|
gint new_size;
|
|
const gchar *text;
|
|
|
|
fontsel = GTK_FONT_SELECTION (data);
|
|
|
|
text = gtk_entry_get_text (GTK_ENTRY (fontsel->size_entry));
|
|
new_size = MAX (0.1, atof (text) * PANGO_SCALE + 0.5);
|
|
|
|
gtk_font_selection_set_size (fontsel, new_size);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/* This is called when a size is selected in the list. */
|
|
static void
|
|
gtk_font_selection_select_size (GtkTreeSelection *selection,
|
|
gpointer data)
|
|
{
|
|
GtkFontSelection *fontsel;
|
|
GtkTreeModel *model;
|
|
GtkTreeIter iter;
|
|
gint new_size;
|
|
|
|
fontsel = GTK_FONT_SELECTION (data);
|
|
|
|
if (gtk_tree_selection_get_selected (selection, &model, &iter))
|
|
{
|
|
gtk_tree_model_get (model, &iter, SIZE_COLUMN, &new_size, -1);
|
|
gtk_font_selection_set_size (fontsel, new_size * PANGO_SCALE);
|
|
}
|
|
}
|
|
|
|
static void
|
|
gtk_font_selection_load_font (GtkFontSelection *fontsel)
|
|
{
|
|
if (fontsel->font)
|
|
gdk_font_unref (fontsel->font);
|
|
fontsel->font = NULL;
|
|
|
|
gtk_font_selection_update_preview (fontsel);
|
|
}
|
|
|
|
static PangoFontDescription *
|
|
gtk_font_selection_get_font_description (GtkFontSelection *fontsel)
|
|
{
|
|
PangoFontDescription *font_desc;
|
|
|
|
if (fontsel->face)
|
|
{
|
|
font_desc = pango_font_face_describe (fontsel->face);
|
|
pango_font_description_set_size (font_desc, fontsel->size);
|
|
}
|
|
else
|
|
font_desc = pango_font_description_from_string (DEFAULT_FONT_NAME);
|
|
|
|
return font_desc;
|
|
}
|
|
|
|
/* This sets the font in the preview entry to the selected font, and tries to
|
|
make sure that the preview entry is a reasonable size, i.e. so that the
|
|
text can be seen with a bit of space to spare. But it tries to avoid
|
|
resizing the entry every time the font changes.
|
|
This also used to shrink the preview if the font size was decreased, but
|
|
that made it awkward if the user wanted to resize the window themself. */
|
|
static void
|
|
gtk_font_selection_update_preview (GtkFontSelection *fontsel)
|
|
{
|
|
GtkRcStyle *rc_style;
|
|
gint new_height;
|
|
GtkRequisition old_requisition;
|
|
GtkWidget *preview_entry = fontsel->preview_entry;
|
|
const gchar *text;
|
|
|
|
gtk_widget_get_child_requisition (preview_entry, &old_requisition);
|
|
|
|
rc_style = gtk_rc_style_new ();
|
|
rc_style->font_desc = gtk_font_selection_get_font_description (fontsel);
|
|
|
|
gtk_widget_modify_style (preview_entry, rc_style);
|
|
g_object_unref (rc_style);
|
|
|
|
gtk_widget_size_request (preview_entry, NULL);
|
|
|
|
/* We don't ever want to be over MAX_PREVIEW_HEIGHT pixels high. */
|
|
new_height = CLAMP (preview_entry->requisition.height, INITIAL_PREVIEW_HEIGHT, MAX_PREVIEW_HEIGHT);
|
|
|
|
if (new_height > old_requisition.height || new_height < old_requisition.height - 30)
|
|
gtk_widget_set_size_request (preview_entry, -1, new_height);
|
|
|
|
/* This sets the preview text, if it hasn't been set already. */
|
|
text = gtk_entry_get_text (GTK_ENTRY (preview_entry));
|
|
if (strlen (text) == 0)
|
|
gtk_entry_set_text (GTK_ENTRY (preview_entry), _(PREVIEW_TEXT));
|
|
gtk_editable_set_position (GTK_EDITABLE (preview_entry), 0);
|
|
}
|
|
|
|
static GdkFont*
|
|
gtk_font_selection_get_font_internal (GtkFontSelection *fontsel)
|
|
{
|
|
if (!fontsel->font)
|
|
{
|
|
PangoFontDescription *font_desc = gtk_font_selection_get_font_description (fontsel);
|
|
fontsel->font = gdk_font_from_description_for_display (gtk_widget_get_display (GTK_WIDGET (fontsel)), font_desc);
|
|
pango_font_description_free (font_desc);
|
|
}
|
|
|
|
return fontsel->font;
|
|
}
|
|
|
|
|
|
/*****************************************************************************
|
|
* These functions are the main public interface for getting/setting the font.
|
|
*****************************************************************************/
|
|
|
|
/**
|
|
* gtk_font_selection_get_family_entry:
|
|
* @fontsel: a #GtkFontSelection
|
|
*
|
|
* This returns the #GtkEntry that allows the user to manually enter
|
|
* the font family they want to use.
|
|
*
|
|
* Return value: A #GtkWidget.
|
|
*
|
|
* Since: 2.14
|
|
**/
|
|
GtkWidget *
|
|
gtk_font_selection_get_family_entry (GtkFontSelection *fontsel)
|
|
{
|
|
g_return_val_if_fail (GTK_IS_FONT_SELECTION (fontsel), NULL);
|
|
|
|
return fontsel->font_entry;
|
|
}
|
|
|
|
/**
|
|
* gtk_font_selection_get_family_list:
|
|
* @fontsel: a #GtkFontSelection
|
|
*
|
|
* This returns the #GtkTreeView that lists font families, for
|
|
* example, 'Sans', 'Serif', etc.
|
|
*
|
|
* Return value: A #GtkWidget.
|
|
*
|
|
* Since: 2.14
|
|
**/
|
|
GtkWidget *
|
|
gtk_font_selection_get_family_list (GtkFontSelection *fontsel)
|
|
{
|
|
g_return_val_if_fail (GTK_IS_FONT_SELECTION (fontsel), NULL);
|
|
|
|
return fontsel->family_list;
|
|
}
|
|
|
|
/**
|
|
* gtk_font_selection_get_face_entry:
|
|
* @fontsel: a #GtkFontSelection
|
|
*
|
|
* This returns the #GtkEntry responsible for allowing manual
|
|
* configuration of the font style.
|
|
*
|
|
* Return value: A #GtkWidget.
|
|
*
|
|
* Since: 2.14
|
|
**/
|
|
GtkWidget *
|
|
gtk_font_selection_get_face_entry (GtkFontSelection *fontsel)
|
|
{
|
|
g_return_val_if_fail (GTK_IS_FONT_SELECTION (fontsel), NULL);
|
|
|
|
return fontsel->font_style_entry;
|
|
}
|
|
|
|
/**
|
|
* gtk_font_selection_get_face_list:
|
|
* @fontsel: a #GtkFontSelection
|
|
*
|
|
* This returns the #GtkTreeView which lists all styles available for
|
|
* the selected font. For example, 'Regular', 'Bold', etc.
|
|
*
|
|
* Return value: A #GtkWidget.
|
|
*
|
|
* Since: 2.14
|
|
**/
|
|
GtkWidget *
|
|
gtk_font_selection_get_face_list (GtkFontSelection *fontsel)
|
|
{
|
|
g_return_val_if_fail (GTK_IS_FONT_SELECTION (fontsel), NULL);
|
|
|
|
return fontsel->face_list;
|
|
}
|
|
|
|
/**
|
|
* gtk_font_selection_get_size_entry:
|
|
* @fontsel: a #GtkFontSelection
|
|
*
|
|
* This returns the #GtkEntry used to allow the user to edit the font
|
|
* number manually instead of selecting it from the list of font sizes.
|
|
*
|
|
* Return value: A #GtkWidget.
|
|
*
|
|
* Since: 2.14
|
|
**/
|
|
GtkWidget *
|
|
gtk_font_selection_get_size_entry (GtkFontSelection *fontsel)
|
|
{
|
|
g_return_val_if_fail (GTK_IS_FONT_SELECTION (fontsel), NULL);
|
|
|
|
return fontsel->size_entry;
|
|
}
|
|
|
|
/**
|
|
* gtk_font_selection_get_size_list:
|
|
* @fontsel: a #GtkFontSelection
|
|
*
|
|
* This returns the #GtkTreeeView used to list font sizes.
|
|
*
|
|
* Return value: A #GtkWidget.
|
|
*
|
|
* Since: 2.14
|
|
**/
|
|
GtkWidget *
|
|
gtk_font_selection_get_size_list (GtkFontSelection *fontsel)
|
|
{
|
|
g_return_val_if_fail (GTK_IS_FONT_SELECTION (fontsel), NULL);
|
|
|
|
return fontsel->size_list;
|
|
}
|
|
|
|
/**
|
|
* gtk_font_selection_get_preview_entry:
|
|
* @fontsel: a #GtkFontSelection
|
|
*
|
|
* This returns the #GtkEntry used to display the font as a preview.
|
|
*
|
|
* Return value: A #GtkWidget.
|
|
*
|
|
* Since: 2.14
|
|
**/
|
|
GtkWidget *
|
|
gtk_font_selection_get_preview_entry (GtkFontSelection *fontsel)
|
|
{
|
|
g_return_val_if_fail (GTK_IS_FONT_SELECTION (fontsel), NULL);
|
|
|
|
return fontsel->preview_entry;
|
|
}
|
|
|
|
/**
|
|
* gtk_font_selection_get_family:
|
|
* @fontsel: a #GtkFontSelection
|
|
*
|
|
* Gets the #PangoFontFamily representing the selected font family.
|
|
*
|
|
* Return value: A #PangoFontFamily representing the selected font
|
|
* family. Font families are a collection of font faces.
|
|
*
|
|
* Since: 2.14
|
|
**/
|
|
PangoFontFamily *
|
|
gtk_font_selection_get_family (GtkFontSelection *fontsel)
|
|
{
|
|
g_return_val_if_fail (GTK_IS_FONT_SELECTION (fontsel), NULL);
|
|
|
|
return fontsel->family;
|
|
}
|
|
|
|
/**
|
|
* gtk_font_selection_get_face:
|
|
* @fontsel: a #GtkFontSelection
|
|
*
|
|
* Gets the #PangoFontFace representing the selected font group
|
|
* details (i.e. family, slant, weight, width, etc).
|
|
*
|
|
* Return value: A #PangoFontFace representing the selected font group
|
|
* details
|
|
*
|
|
* Since: 2.14
|
|
**/
|
|
PangoFontFace *
|
|
gtk_font_selection_get_face (GtkFontSelection *fontsel)
|
|
{
|
|
g_return_val_if_fail (GTK_IS_FONT_SELECTION (fontsel), NULL);
|
|
|
|
return fontsel->face;
|
|
}
|
|
|
|
/**
|
|
* gtk_font_selection_get_size:
|
|
* @fontsel: a #GtkFontSelection
|
|
*
|
|
* The selected font size.
|
|
*
|
|
* Return value: A #gint representing the font size selected, or -1
|
|
* if not.
|
|
*
|
|
* Since: 2.14
|
|
**/
|
|
gint
|
|
gtk_font_selection_get_size (GtkFontSelection *fontsel)
|
|
{
|
|
g_return_val_if_fail (GTK_IS_FONT_SELECTION (fontsel), -1);
|
|
|
|
return fontsel->size;
|
|
}
|
|
|
|
/**
|
|
* gtk_font_selection_get_font:
|
|
* @fontsel: a #GtkFontSelection
|
|
*
|
|
* Return value: A #GdkFont.
|
|
*
|
|
* Deprecated: 2.0: Use gtk_font_selection_get_font_name() instead.
|
|
**/
|
|
GdkFont *
|
|
gtk_font_selection_get_font (GtkFontSelection *fontsel)
|
|
{
|
|
g_return_val_if_fail (GTK_IS_FONT_SELECTION (fontsel), NULL);
|
|
|
|
return gtk_font_selection_get_font_internal (fontsel);
|
|
}
|
|
|
|
/**
|
|
* gtk_font_selection_get_font_name:
|
|
* @fontsel: a #GtkFontSelection
|
|
*
|
|
* Gets the currently-selected font name. Note that this can be a different
|
|
* string than what you set with gtk_font_selection_set_font_name(), as
|
|
* the font selection widget may normalize font names and thus return a string
|
|
* with a different structure. For example, "Helvetica Italic Bold 12" could be
|
|
* normalized to "Helvetica Bold Italic 12". Use pango_font_description_equal()
|
|
* if you want to compare two font descriptions.
|
|
*
|
|
* Return value: A string with the name of the current font, or #NULL if no font
|
|
* is selected. You must free this string with g_free().
|
|
**/
|
|
gchar *
|
|
gtk_font_selection_get_font_name (GtkFontSelection *fontsel)
|
|
{
|
|
gchar *result;
|
|
|
|
PangoFontDescription *font_desc = gtk_font_selection_get_font_description (fontsel);
|
|
result = pango_font_description_to_string (font_desc);
|
|
pango_font_description_free (font_desc);
|
|
|
|
return result;
|
|
}
|
|
|
|
|
|
/* This sets the current font, selecting the appropriate list rows.
|
|
First we check the fontname is valid and try to find the font family
|
|
- i.e. the name in the main list. If we can't find that, then just return.
|
|
Next we try to set each of the properties according to the fontname.
|
|
Finally we select the font family & style in the lists. */
|
|
|
|
/**
|
|
* gtk_font_selection_set_font_name:
|
|
* @fontsel: a #GtkFontSelection
|
|
* @fontname: a font name like "Helvetica 12" or "Times Bold 18"
|
|
*
|
|
* Sets the currently-selected font. Note that the @fontsel needs to know the
|
|
* screen in which it will appear for this to work; this can be guaranteed by
|
|
* simply making sure that the @fontsel is inserted in a toplevel window before
|
|
* you call this function.
|
|
*
|
|
* Return value: #TRUE if the font could be set successfully; #FALSE if no such
|
|
* font exists or if the @fontsel doesn't belong to a particular screen yet.
|
|
**/
|
|
gboolean
|
|
gtk_font_selection_set_font_name (GtkFontSelection *fontsel,
|
|
const gchar *fontname)
|
|
{
|
|
PangoFontFamily *new_family = NULL;
|
|
PangoFontFace *new_face = NULL;
|
|
PangoFontFace *fallback_face = NULL;
|
|
PangoFontDescription *new_desc;
|
|
GtkTreeModel *model;
|
|
GtkTreeIter iter;
|
|
GtkTreeIter match_iter;
|
|
gboolean valid;
|
|
const gchar *new_family_name;
|
|
|
|
g_return_val_if_fail (GTK_IS_FONT_SELECTION (fontsel), FALSE);
|
|
g_return_val_if_fail (gtk_widget_has_screen (GTK_WIDGET (fontsel)), FALSE);
|
|
|
|
new_desc = pango_font_description_from_string (fontname);
|
|
new_family_name = pango_font_description_get_family (new_desc);
|
|
|
|
if (!new_family_name)
|
|
return FALSE;
|
|
|
|
/* Check to make sure that this is in the list of allowed fonts
|
|
*/
|
|
model = gtk_tree_view_get_model (GTK_TREE_VIEW (fontsel->family_list));
|
|
for (valid = gtk_tree_model_get_iter_first (model, &iter);
|
|
valid;
|
|
valid = gtk_tree_model_iter_next (model, &iter))
|
|
{
|
|
PangoFontFamily *family;
|
|
|
|
gtk_tree_model_get (model, &iter, FAMILY_COLUMN, &family, -1);
|
|
|
|
if (g_ascii_strcasecmp (pango_font_family_get_name (family),
|
|
new_family_name) == 0)
|
|
new_family = family;
|
|
|
|
g_object_unref (family);
|
|
|
|
if (new_family)
|
|
break;
|
|
}
|
|
|
|
if (!new_family)
|
|
return FALSE;
|
|
|
|
fontsel->family = new_family;
|
|
set_cursor_to_iter (GTK_TREE_VIEW (fontsel->family_list), &iter);
|
|
gtk_font_selection_show_available_styles (fontsel);
|
|
|
|
model = gtk_tree_view_get_model (GTK_TREE_VIEW (fontsel->face_list));
|
|
for (valid = gtk_tree_model_get_iter_first (model, &iter);
|
|
valid;
|
|
valid = gtk_tree_model_iter_next (model, &iter))
|
|
{
|
|
PangoFontFace *face;
|
|
PangoFontDescription *tmp_desc;
|
|
|
|
gtk_tree_model_get (model, &iter, FACE_COLUMN, &face, -1);
|
|
tmp_desc = pango_font_face_describe (face);
|
|
|
|
if (font_description_style_equal (tmp_desc, new_desc))
|
|
new_face = face;
|
|
|
|
if (!fallback_face)
|
|
{
|
|
fallback_face = face;
|
|
match_iter = iter;
|
|
}
|
|
|
|
pango_font_description_free (tmp_desc);
|
|
g_object_unref (face);
|
|
|
|
if (new_face)
|
|
{
|
|
match_iter = iter;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (!new_face)
|
|
new_face = fallback_face;
|
|
|
|
fontsel->face = new_face;
|
|
set_cursor_to_iter (GTK_TREE_VIEW (fontsel->face_list), &match_iter);
|
|
|
|
gtk_font_selection_set_size (fontsel, pango_font_description_get_size (new_desc));
|
|
|
|
g_object_freeze_notify (G_OBJECT (fontsel));
|
|
g_object_notify (G_OBJECT (fontsel), "font-name");
|
|
g_object_notify (G_OBJECT (fontsel), "font");
|
|
g_object_thaw_notify (G_OBJECT (fontsel));
|
|
|
|
pango_font_description_free (new_desc);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/**
|
|
* gtk_font_selection_get_preview_text:
|
|
* @fontsel: a #GtkFontSelection
|
|
*
|
|
* The text returned is the preview text used to show how the selected
|
|
* font looks.
|
|
*
|
|
* Return value: pointer to the preview text string. This string
|
|
* points to internally allocated storage in the widget and must not
|
|
* be freed, modified or stored.
|
|
**/
|
|
G_CONST_RETURN gchar*
|
|
gtk_font_selection_get_preview_text (GtkFontSelection *fontsel)
|
|
{
|
|
g_return_val_if_fail (GTK_IS_FONT_SELECTION (fontsel), NULL);
|
|
|
|
return gtk_entry_get_text (GTK_ENTRY (fontsel->preview_entry));
|
|
}
|
|
|
|
|
|
/**
|
|
* gtk_font_selection_set_preview_text:
|
|
* @fontsel: a #GtkFontSelection
|
|
* @text: a pointer to a string
|
|
*
|
|
* The @text is used to show how the selected font looks.
|
|
**/
|
|
void
|
|
gtk_font_selection_set_preview_text (GtkFontSelection *fontsel,
|
|
const gchar *text)
|
|
{
|
|
g_return_if_fail (GTK_IS_FONT_SELECTION (fontsel));
|
|
g_return_if_fail (text != NULL);
|
|
|
|
gtk_entry_set_text (GTK_ENTRY (fontsel->preview_entry), text);
|
|
}
|
|
|
|
/*****************************************************************************
|
|
* GtkFontSelectionDialog
|
|
*****************************************************************************/
|
|
|
|
static void gtk_font_selection_dialog_buildable_interface_init (GtkBuildableIface *iface);
|
|
static GObject * gtk_font_selection_dialog_buildable_get_internal_child (GtkBuildable *buildable,
|
|
GtkBuilder *builder,
|
|
const gchar *childname);
|
|
|
|
G_DEFINE_TYPE_WITH_CODE (GtkFontSelectionDialog, gtk_font_selection_dialog,
|
|
GTK_TYPE_DIALOG,
|
|
G_IMPLEMENT_INTERFACE (GTK_TYPE_BUILDABLE,
|
|
gtk_font_selection_dialog_buildable_interface_init))
|
|
|
|
static GtkBuildableIface *parent_buildable_iface;
|
|
|
|
static void
|
|
gtk_font_selection_dialog_class_init (GtkFontSelectionDialogClass *klass)
|
|
{
|
|
}
|
|
|
|
static void
|
|
gtk_font_selection_dialog_init (GtkFontSelectionDialog *fontseldiag)
|
|
{
|
|
GtkDialog *dialog = GTK_DIALOG (fontseldiag);
|
|
|
|
gtk_dialog_set_has_separator (dialog, FALSE);
|
|
gtk_container_set_border_width (GTK_CONTAINER (dialog), 5);
|
|
gtk_box_set_spacing (GTK_BOX (dialog->vbox), 2); /* 2 * 5 + 2 = 12 */
|
|
gtk_container_set_border_width (GTK_CONTAINER (dialog->action_area), 5);
|
|
gtk_box_set_spacing (GTK_BOX (dialog->action_area), 6);
|
|
|
|
gtk_widget_push_composite_child ();
|
|
|
|
gtk_window_set_resizable (GTK_WINDOW (fontseldiag), TRUE);
|
|
|
|
fontseldiag->main_vbox = dialog->vbox;
|
|
|
|
fontseldiag->fontsel = gtk_font_selection_new ();
|
|
gtk_container_set_border_width (GTK_CONTAINER (fontseldiag->fontsel), 5);
|
|
gtk_widget_show (fontseldiag->fontsel);
|
|
gtk_box_pack_start (GTK_BOX (fontseldiag->main_vbox),
|
|
fontseldiag->fontsel, TRUE, TRUE, 0);
|
|
|
|
/* Create the action area */
|
|
fontseldiag->action_area = dialog->action_area;
|
|
|
|
fontseldiag->cancel_button = gtk_dialog_add_button (dialog,
|
|
GTK_STOCK_CANCEL,
|
|
GTK_RESPONSE_CANCEL);
|
|
|
|
fontseldiag->apply_button = gtk_dialog_add_button (dialog,
|
|
GTK_STOCK_APPLY,
|
|
GTK_RESPONSE_APPLY);
|
|
gtk_widget_hide (fontseldiag->apply_button);
|
|
|
|
fontseldiag->ok_button = gtk_dialog_add_button (dialog,
|
|
GTK_STOCK_OK,
|
|
GTK_RESPONSE_OK);
|
|
gtk_widget_grab_default (fontseldiag->ok_button);
|
|
|
|
gtk_dialog_set_alternative_button_order (GTK_DIALOG (fontseldiag),
|
|
GTK_RESPONSE_OK,
|
|
GTK_RESPONSE_APPLY,
|
|
GTK_RESPONSE_CANCEL,
|
|
-1);
|
|
|
|
gtk_window_set_title (GTK_WINDOW (fontseldiag),
|
|
_("Font Selection"));
|
|
|
|
gtk_widget_pop_composite_child ();
|
|
|
|
_gtk_dialog_set_ignore_separator (dialog, TRUE);
|
|
}
|
|
|
|
/**
|
|
* gtk_font_selection_dialog_new:
|
|
* @title: a pointer to a string
|
|
*
|
|
* The @title is used to set the title of the #GtkFontSelectionDialog
|
|
* returned. This #GtkDialog is specifically catered with widgets for
|
|
* selecting a font from those installed.
|
|
*
|
|
* Return value: a new #GtkFontSelectionDialog.
|
|
*/
|
|
GtkWidget*
|
|
gtk_font_selection_dialog_new (const gchar *title)
|
|
{
|
|
GtkFontSelectionDialog *fontseldiag;
|
|
|
|
fontseldiag = g_object_new (GTK_TYPE_FONT_SELECTION_DIALOG, NULL);
|
|
|
|
if (title)
|
|
gtk_window_set_title (GTK_WINDOW (fontseldiag), title);
|
|
|
|
return GTK_WIDGET (fontseldiag);
|
|
}
|
|
|
|
/**
|
|
* gtk_font_selection_dialog_get_ok_button:
|
|
* @fsd: a #GtkFontSelectionDialog
|
|
*
|
|
* Gets the 'OK' button.
|
|
*
|
|
* Return value: the #GtkWidget used in the dialog for the 'OK' button.
|
|
*
|
|
* Since: 2.14
|
|
*/
|
|
GtkWidget *
|
|
gtk_font_selection_dialog_get_ok_button (GtkFontSelectionDialog *fsd)
|
|
{
|
|
g_return_val_if_fail (GTK_IS_FONT_SELECTION_DIALOG (fsd), NULL);
|
|
|
|
return fsd->ok_button;
|
|
}
|
|
|
|
/**
|
|
* gtk_font_selection_dialog_get_apply_button:
|
|
* @fsd: a #GtkFontSelectionDialog
|
|
*
|
|
* Gets the 'Apply' button.
|
|
*
|
|
* Return value: the #GtkWidget used in the dialog for the 'Apply' button.
|
|
*
|
|
* Since: 2.14
|
|
*/
|
|
GtkWidget *
|
|
gtk_font_selection_dialog_get_apply_button (GtkFontSelectionDialog *fsd)
|
|
{
|
|
g_return_val_if_fail (GTK_IS_FONT_SELECTION_DIALOG (fsd), NULL);
|
|
|
|
return fsd->apply_button;
|
|
}
|
|
|
|
/**
|
|
* gtk_font_selection_dialog_get_cancel_button:
|
|
* @fsd: a #GtkFontSelectionDialog
|
|
*
|
|
* Gets the 'Cancel' button.
|
|
*
|
|
* Return value: the #GtkWidget used in the dialog for the 'Cancel' button.
|
|
*/
|
|
GtkWidget *
|
|
gtk_font_selection_dialog_get_cancel_button (GtkFontSelectionDialog *fsd)
|
|
{
|
|
g_return_val_if_fail (GTK_IS_FONT_SELECTION_DIALOG (fsd), NULL);
|
|
|
|
return fsd->cancel_button;
|
|
}
|
|
|
|
static void
|
|
gtk_font_selection_dialog_buildable_interface_init (GtkBuildableIface *iface)
|
|
{
|
|
parent_buildable_iface = g_type_interface_peek_parent (iface);
|
|
iface->get_internal_child = gtk_font_selection_dialog_buildable_get_internal_child;
|
|
}
|
|
|
|
static GObject *
|
|
gtk_font_selection_dialog_buildable_get_internal_child (GtkBuildable *buildable,
|
|
GtkBuilder *builder,
|
|
const gchar *childname)
|
|
{
|
|
if (strcmp(childname, "ok_button") == 0)
|
|
return G_OBJECT (GTK_FONT_SELECTION_DIALOG(buildable)->ok_button);
|
|
else if (strcmp(childname, "cancel_button") == 0)
|
|
return G_OBJECT (GTK_FONT_SELECTION_DIALOG (buildable)->cancel_button);
|
|
else if (strcmp(childname, "apply_button") == 0)
|
|
return G_OBJECT (GTK_FONT_SELECTION_DIALOG(buildable)->apply_button);
|
|
else if (strcmp(childname, "font_selection") == 0)
|
|
return G_OBJECT (GTK_FONT_SELECTION_DIALOG(buildable)->fontsel);
|
|
|
|
return parent_buildable_iface->get_internal_child (buildable, builder, childname);
|
|
}
|
|
|
|
/**
|
|
* gtk_font_selection_dialog_get_font_name:
|
|
* @fsd: a #GtkFontSelectionDialog
|
|
*
|
|
* Gets the currently-selected font name. Note that this can be a different
|
|
* string than what you set with gtk_font_selection_dialog_set_font_name(), as
|
|
* the font selection widget may normalize font names and thus return a string
|
|
* with a different structure. For example, "Helvetica Italic Bold 12" could be
|
|
* normalized to "Helvetica Bold Italic 12". Use pango_font_description_equal()
|
|
* if you want to compare two font descriptions.
|
|
*
|
|
* Return value: A string with the name of the current font, or #NULL if no font
|
|
* is selected. You must free this string with g_free().
|
|
**/
|
|
gchar*
|
|
gtk_font_selection_dialog_get_font_name (GtkFontSelectionDialog *fsd)
|
|
{
|
|
g_return_val_if_fail (GTK_IS_FONT_SELECTION_DIALOG (fsd), NULL);
|
|
|
|
return gtk_font_selection_get_font_name (GTK_FONT_SELECTION (fsd->fontsel));
|
|
}
|
|
|
|
/**
|
|
* gtk_font_selection_dialog_get_font:
|
|
* @fsd: a #GtkFontSelectionDialog
|
|
*
|
|
* Return value: the #GdkFont from the #GtkFontSelection for the
|
|
* currently selected font in the dialog.
|
|
*
|
|
* Deprecated: 2.0: Use gtk_font_selection_dialog_get_font_name() instead.
|
|
*/
|
|
GdkFont*
|
|
gtk_font_selection_dialog_get_font (GtkFontSelectionDialog *fsd)
|
|
{
|
|
g_return_val_if_fail (GTK_IS_FONT_SELECTION_DIALOG (fsd), NULL);
|
|
|
|
return gtk_font_selection_get_font_internal (GTK_FONT_SELECTION (fsd->fontsel));
|
|
}
|
|
|
|
/**
|
|
* gtk_font_selection_dialog_set_font_name:
|
|
* @fsd: a #GtkFontSelectionDialog
|
|
* @fontname: a pointer to a string
|
|
*
|
|
* Sets the currently selected font.
|
|
*
|
|
* Return value: %TRUE if the font selected in @fsd is now the
|
|
* @fontname specified. %FALSE otherwise.
|
|
*/
|
|
gboolean
|
|
gtk_font_selection_dialog_set_font_name (GtkFontSelectionDialog *fsd,
|
|
const gchar *fontname)
|
|
{
|
|
g_return_val_if_fail (GTK_IS_FONT_SELECTION_DIALOG (fsd), FALSE);
|
|
g_return_val_if_fail (fontname, FALSE);
|
|
|
|
return gtk_font_selection_set_font_name (GTK_FONT_SELECTION (fsd->fontsel), fontname);
|
|
}
|
|
|
|
/**
|
|
* gtk_font_selection_dialog_get_preview_text:
|
|
* @fsd: a #GtkFontSelectionDialog
|
|
*
|
|
* The text returned is the preview text used to show how the selected
|
|
* font looks.
|
|
*
|
|
* Return value: pointer to the preview text string. This string
|
|
* points to internally allocated storage in the widget and must not
|
|
* be freed, modified or stored.
|
|
*/
|
|
G_CONST_RETURN gchar*
|
|
gtk_font_selection_dialog_get_preview_text (GtkFontSelectionDialog *fsd)
|
|
{
|
|
g_return_val_if_fail (GTK_IS_FONT_SELECTION_DIALOG (fsd), NULL);
|
|
|
|
return gtk_font_selection_get_preview_text (GTK_FONT_SELECTION (fsd->fontsel));
|
|
}
|
|
|
|
/**
|
|
* gtk_font_selection_dialog_set_preview_text:
|
|
* @fsd: a #GtkFontSelectionDialog
|
|
* @text: a pointer to a string
|
|
|
|
* The @text is used to show how the selected font looks.
|
|
*/
|
|
void
|
|
gtk_font_selection_dialog_set_preview_text (GtkFontSelectionDialog *fsd,
|
|
const gchar *text)
|
|
{
|
|
g_return_if_fail (GTK_IS_FONT_SELECTION_DIALOG (fsd));
|
|
g_return_if_fail (text != NULL);
|
|
|
|
gtk_font_selection_set_preview_text (GTK_FONT_SELECTION (fsd->fontsel), text);
|
|
}
|
|
|
|
#define __GTK_FONTSEL_C__
|
|
#include "gtkaliasdef.c"
|